Roofing Screws Too Long For Metal Roof

Screws may not be able to grip the underlying material enough to properly hold the metal roof down.

Roofing screws too long for metal roof.

The purpose of the spacing is related to the drip edge. Check for cracked housings on plastic roof vents and broken seams on metal ones. The metal roof paneling is supposed to end up about two to three inches below the home s vented ridge and should be two to three inches beyond the roof s eaves according to absolute steel metal roofing instructions. There s really no fix other than replacing the damaged vents.

Also look for pulled or missing nails at the base s bottom edge. If water has seeped under the roof material the underlying material may become damaged. Water damage to underlying material. Some roofers make the mistake of letting the metal panels extend too much or too little over the roof s edge.

Pipe flashing covered by too few screws. 9 10 12 and procap metal to wood screws are 1 4 hex head screws 12 14 and proz metal fasteners are 5 16 hex head screws. Screws will not grip well on a rotted wood surface. Remember a screw down metal roof has the fasteners exposed through the top of the panels.

Replace them with rubber washered screws. This applies to the gable edge and the bottom end of the roof. You might be tempted to throw caulk at the problem but that solution won t last long.